TY  - BOOK
AU  - Khanna,V K.
TI  - Lattices and boolean algebra: first concepts 
SN  - 8125916539 (paperback)
PY  - 2004///
CY  - [S.l.]
PB  - Vikas Publication House Pvt Ltd
N1  - Import
UR  - http://www.amazon.com/exec/obidos/ASIN/8125916539/chopaconline-20
ER  -